Ключевые слова: acrobatic activity, aerobatics, aeroplane, aerospace industry, air force, air vehicle, airplane, airshow, blue, cloud sky, co ordination, colour image, cooperation, day, fighter plane, flying, formation flying, horizontal, low angle view, mid air, military aeroplane, motion, no people, on the move, outdoors, scenics, sky, sky only, smoke physical structure, teamwork, transportation, travel, vapour trail,